.. also in financial bubbles economic gaps are maintained . Strong correlation between S & P and DAX and the moment when the first QE American had exhausted its strength ( with the devaluation of the dollar vs yen ) , new push came from QE Japanese ABE ( with svlutazione the yen vs the dollar) . Stronger seems the effect of QE UK as a steep and steady growing index tied to a currency like the pound which has always maintained its value both against the dollar and the euro . The Europe is Germany and dax ..il benefits from the propagation effects on other markets like Italy ... is ever fail to put and push the economy and to hold this system after inflating a bubble like this...